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Light mag. 2.8 earthquake - North Pacific Ocean, 63 km southwest of San Isidro, Costa Rica, on Tuesday, Dec 6, 2022 at 2:49 am (GMT -6) -

Light magnitude 2.8 earthquake at 3 km depth

6 Dec 13:52 UTC: First to report: RSN after 5 hours.

Earthquake details

Date & time	Dec 6, 2022 08:49:00 UTC -
Local time at epicenter	Tuesday, Dec 6, 2022 at 2:49 am (GMT -6)
Status	Confirmed
Magnitude	2.8
Depth	3.0 km
Epicenter latitude / longitude	8.935°N / 84.061°W (North Pacific Ocean, Costa Rica)
Antipode	8.935°S / 95.939°E
Shaking intensity	Weak shaking near epicenter
Felt	0 reports
Primary data source	RSN
Nearest volcano	Irazu (118 km / 73 mi)
Nearby towns and cities	56 km (35 mi) SSE of Quepos (pop: 7,810) \| Show on map \| Quakes nearby 59 km (37 mi) W of Ciudad Cortés (pop: 3,850) \| Show on map \| Quakes nearby 62 km (38 mi) SW of Daniel Flores (pop: 10,000) \| Show on map \| Quakes nearby 63 km (39 mi) SW of San Isidro (pop: 34,900) \| Show on map \| Quakes nearby 64 km (40 mi) SW of Mercedes (Pérez Zeledón) (pop: 5,470) \| Show on map \| Quakes nearby 84 km (52 mi) WSW of Buenos Aires (pop: 11,700) \| Show on map \| Quakes nearby 92 km (57 mi) SSE of Tejar (Acosta) (pop: 22,400) \| Show on map \| Quakes nearby 111 km (69 mi) S of San Jose (pop: 335,000) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	1 x 10⁹ joules (278 kilowatt hours, equivalent to 0.239 tons of TNT) \| about seismic energy

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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.

Mag.	Depth	Location	Source
2.8	3 km	Costa Rica: 42 Km Al Sur De Dominical, Osa.	RSN

Most recent quakes Top 20 past 24 hrs Quakes in Costa Rica

Seismograms

Seismic station: Heredia, Costa Rica (HDC/G network) | Distance from quake: 119 km / 74 mi | Show on map | Station Info

Seismic station Heredia, Costa Rica: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

At magnitude 2.8, this quake might have been felt very close to the epicenter and under calm conditions.

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

There are no user reports for this quake.

Earlier earthquakes in the same area

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